private static void GetRandomComplex(RandomSystem rnd, out Num.Complex c1, out ComplexD c2, bool withInf = true)
{
var type = rnd.UniformDouble();
if (type < 0.1)
{
var v = rnd.UniformV2i(2);
c1 = new Num.Complex(v.X, v.Y);
c2 = new ComplexD(v.X, v.Y);
}
else if (type < 0.2 && withInf)
{
var i = rnd.UniformV2i(3);
var v = new V2d(
(i.X == 0) ? 0 : ((i.X == 1) ? double.NegativeInfinity : double.PositiveInfinity),
(i.Y == 0) ? 0 : ((i.Y == 1) ? double.NegativeInfinity : double.PositiveInfinity)
);
c1 = new Num.Complex(v.X, v.Y);
c2 = new ComplexD(v.X, v.Y);
}
else
{
var v = (rnd.UniformV2d() - 0.5) * 100;
if (type < 0.4)
{
c1 = new Num.Complex(v.X, 0);
c2 = new ComplexD(v.X, 0);
}
else if (type < 0.5)
{
c1 = new Num.Complex(0, v.Y);
c2 = new ComplexD(0, v.Y);
}
else
{
c1 = new Num.Complex(v.X, v.Y);
c2 = new ComplexD(v.X, v.Y);
}
}
}
public static Shift2d GetRandomShift2(RandomSystem rnd) => new Shift2d(rnd.UniformV2d() * 10);
public static Scale2d GetRandomScale2(RandomSystem rnd) => new Scale2d(rnd.UniformV2d() * 5);